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masha68 [24]
3 years ago
7

Yeah, it's really late at night and I can't think...hah..help

Mathematics
2 answers:
k0ka [10]3 years ago
4 0
A. $48.75

b. $51.8

c. Mary's backpack was a better deal
krok68 [10]3 years ago
3 0

Answer:ME WANT POINTS LOL SRY

Step-by-step explanation:

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% change = (new value - old value)/(old value) * 100%
.. = (9.67 -9.74)/9.74 * 100%
.. = -0.07/9.74 * 100%
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The first thing you should do in this case is to compose both functions:
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Step-by-step explanation:

I think it is D but I am not sure

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